Speciation among the finch populations of the Galapagos Islands occurred primarily as a result of the founder effect, reproductive isolation, and a
stabilizing selection.
b
Hardy-Weinberg principle.
c
ecological competition.
d
genetic equilibrium.

A lizard and a bat have similar forelimbs which better adapt to their different environment, but, they are used in different ways. This is evidence that supports the theory of evolution by means of

a
analogy
b
acquired characteristic
c
artificial selection
d
homology

In an environment that is very hot, which of the following traits would be a beneficial adaptation?

a
Thick fur that prevents heat loss.
b
Dense fat layer for insulation from cold and impact.
c
Night vision to see predators and prey when it is dark.
d
Thin skin that prevents water loss.